sloth Type post Author Stuart Burgess Date March 19, 2026 CategoriesAnatomyIntelligent DesignZoology Tagged , Africa, ball-and-socket joints, cervical vertebrae, Congo Basin, embryological development, engineering, engineers, evolutionary adaptation, evolutionary theory, giraffe’s neck, giraffes, hero shrew, human embryo, Irreducible Complexity, mammals, nervous system, neural plate, neural systems, sloth, spinal columns, spinal cord, spine, synchronization, vertebrae, vertebral column The Spine, Human and Otherwise: A Miracle of Embryological Development Stuart Burgess March 19, 2026 Anatomy, Intelligent Design, Zoology 5 The sloth has ten neck vertebrae whereas almost all other mammals have seven. The sloth’s extra vertebrae allow it to swivel its neck almost all the way around Read More ›